Benzonorbornene derivatives, processes for their preparation and

Organic compounds -- part of the class 532-570 series – Organic compounds – Carboxylic acids and salts thereof

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127 30, 560100, 560104, 560 8, 560 56, 568657, 568659, 568813, 514529, 514569, 562405, 562495, 564172, 564180, C07C 6336

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049315897

ABSTRACT:
A compound of formula (I) ##STR1## its isomers and its salts in which R.sub.1, R.sub.3 and R.sub.4 are each independently hydrogen, C.sub.1 -C.sub.8 -alkyl, C.sub.1 -C.sub.8 -alkoxy, halogen, C.sub.1 -C.sub.8 acyloxy or hydroxyl;

REFERENCES:
patent: 4193931 (1980-03-01), Loeliger
patent: 4326055 (1982-04-01), Loeliger
patent: 4439614 (1984-03-01), Dawson
patent: 4578498 (1986-03-01), Frickel
Dawson et al., J. of Med. Chemistry, vol. 27, No. 11, 1984, ACS pp. 1516-1531.
European J. of Med. Chem. Chimia Therapeutica, vol. 15, No. 1, 1980, pp. 9-15.
Journal of Medicinal Chem. vol. 23 1980, pp. 1013-1022, Dawson, et al.

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